| General | |
| Manufacturer: | LG |
| Model: | Viper 4G LTE |
| Other names: | LG LS840 |
| Year: | 2012 |
| Operating system: | Android 4.0 |
| Capacity battery (MAh): | 1700 |
| Measurements | |
| Dimensions (mm): (width x height x thickness) |
62 x 116.6 x 11.7 |
| Weight (g): | 142 |
| Processor | |
| Processor Type: | Qualcomm Snapdragon S3 MSM8660 |
| Clock Frequency (MHz): | 1200 |
| Memory | |
| Random access memory (RAM) (MB): | 1024 |
| Read-only memory (ROM) (GB): | 4 |
| Communications | |
| Phone: | CDMA 1900, CDMA 800, LTE 1900 |
| Bluetooth: | 3.0 |
| Wi-Fi: | 802.11b,g,n |
| Other: | CDMA2000 1xRTT, CDMA2000 EV-DO Rev.0, CDMA2000 EV-DO Rev.A, NFC |
| Multimedia | |
| Screen Size: | 4 |
| Screen Resolution (px): | 480 x 800 |
| Screen type: | NOVA |
| Accelerator: | Adreno 220 |
| Rear camera (Mp): | 5 |
| Autofocus: | Yes |
| Flash: | Yes |
| Front camera (Mp): | 0.3 |
| Speaker: | mono |
| Output of earphones: | 3.5 |
| Other: | G-Sensor, Gyroscope, Light sensor, Proximity sensor, Digital compass |
| Management and input | |
| Touchscreen: | capacitive |
| Buttons: | touch buttons |
| Extension | |
| Memory Cards: | microSD, microSDHC |
| Connectors: | microUSB |
| Additionally |